The 1847 draft is not extant, but the 1860 revision survives along with the 1870 poem that was finally published.
Because there is a relatively small extant literature on precocious talkers, we took the preliminary step of verifying parent-reported precocity.
With virtually all the tenements being extant throughout it is possible to make comparisons and reach conclusions.
Once extant, it becomes an object that performs a function, as described in the class design, until it is no longer required.
The first principle is that the developmental processes of interest must be specified with as much precision as is supported by extant knowledge.
This approach offers solutions to most extant lingware engineering problems.
Optimizing such a strategy requires the characterization of sand fly populations in target areas with regard to species composition and extant resistance, among other parameters.
Both pieces were probably transcribed in the extant sources when the melodic transformation had already occurred.
